532 CDUS41 KBOX 190536 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 136 AM EDT MON JUL 19 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR JULY 18 2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 74 838 AM 98 1982 83 -9 91 MINIMUM 67 1159 PM 54 1881 67 0 68 AVERAGE 71 74 -3 80 PRECIPITATION (IN) YESTERDAY 0.30 2.52 1912 0.10 0.20 0.00 MONTH TO DATE 9.39 1.86 7.53 1.06 SINCE JUN 1 11.96 5.75 6.21 3.72 SINCE JAN 1 28.28 23.40 4.88 18.55 SNOWFALL (IN) YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0 2001 2002 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 9 0 9 0 SINCE JUN 1 12 50 -38 38 SINCE JUL 1 9 0 9 0 COOLING YESTERDAY 6 10 -4 15 MONTH TO DATE 126 161 -35 134 SINCE JUN 1 416 299 117 308 SINCE JAN 1 480 332 148 342 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NE (50) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 8.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 500 AM LOWEST 81 300 PM AVERAGE 87 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 83 99 2013 MINIMUM TEMPERATURE (F) 67 54 1875 1881 SUNRISE AND SUNSET JULY 19 2021..........SUNRISE 524 AM EDT SUNSET 816 PM EDT JULY 20 2021..........SUNRISE 525 AM EDT SUNSET 815 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$